initialise the iterator object. * We must be given a reference to the function declaration * that will be analysed... */

initialise the iterator object. * We must be given a reference to the function/program/function block call * that will be analysed... */

initialise the iterator object. * We must be given a reference to one of the following * - function_declaration_c * - function_block_declar

* getIntegerName function generate a integer data name from signed and size. */

static method! */

If the current element in the structured variable is an array, return its subscript_list, * otherwise return NULL */

this is a purely static class. No need for constructors!

Function only called from within flex! * * search for a symbol in direct variables symbol table * declared above, and return the token id of the fi

static method! */

Function only called from within flex! * * search for a symbol in either of the two symbol tables * declared above, and return the token id of the

Return the last field of a structured variable... * * A := 56; --> returns A * B[8] := 99; --> returns B * C.e

/ whether to allow nested comments */ /

/ whether to allow REF(), DREF(), REF_TO, NULL and ^ operators/keywords */ /

/ whether we are supporting safe extensions */ as defined in PLCopen - Technical Committee 5 */ Safety Software Technical Specification,

returns the datatype the REF_TO datatype references/points to... */

the only two public functions... */

Constructor for the singleton class */

----------------------------------------------------------------------------- Thread to handle requests for each connected client --------------------

----------------------------------------------------------------------------- Thread to handle requests for each connected client --------------------

handle the S and R IL operators... */ operator_str should be set to either "S" or "R" */

handle a binary ST expression, like '+', '-', etc... */

handle a binary IL operator, like ADD, SUB, etc... */

handle the two equality comparison operations, i.e. = (euqal) and != (not equal) */ This function is special, as it will also allow enumeration data t

NOTE: The following function will be called twice: * 1st time: s4o will reference the .h file, and print_declaration=true *

NOTE: The following function will be called twice: * 1st time: s4o will reference the .h file, and print_declaration=true *

Handle a generic function call! * Assumes that the parameter_list containing the values being passed in this function invocation * has already had a

typedef struct { symbol_c *function_name, symbol_c *nonformal_operand_list, symbol_c * formal_operand_list, std::vector <symbol_c *> &candi

handle implicit FB call in IL. * e.g. CLK ton_var * CU counter_var */